text: /* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
     This file is part of the GNU C Library.
  
     The GNU C Library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Lesser General Public
     License as published by the Free Software Foundation; either
     version 2.1 of the License, or (at your option) any later version.
  
     The GNU C Library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Lesser General Public License for more details.
  
     You should have received a copy of the GNU Lesser General Public
     License along with this library; if not, see <http://www.gnu.org/licenses/>.
  */
  
  /*
   * This header file contains public constants and structures used by
   * the scsi code for linux.
   */
  
  #ifndef BLOCK_SCSI_H
  #define BLOCK_SCSI_H
  
  /*
   *      SCSI opcodes
   */
  
  #define TEST_UNIT_READY       0x00
  #define REWIND                0x01
  #define REQUEST_SENSE         0x03
  #define FORMAT_UNIT           0x04
  #define READ_BLOCK_LIMITS     0x05
  #define INITIALIZE_ELEMENT_STATUS 0x07
  #define REASSIGN_BLOCKS       0x07
  #define READ_6                0x08
  #define WRITE_6               0x0a
  #define SET_CAPACITY          0x0b
  #define READ_REVERSE          0x0f
  #define WRITE_FILEMARKS       0x10
  #define SPACE                 0x11
  #define INQUIRY               0x12
  #define RECOVER_BUFFERED_DATA 0x14
  #define MODE_SELECT           0x15
  #define RESERVE               0x16
  #define RELEASE               0x17
  #define COPY                  0x18
  #define ERASE                 0x19
  #define MODE_SENSE            0x1a
  #define LOAD_UNLOAD           0x1b
  #define SCAN                  0x1b
  #define START_STOP            0x1b
  #define RECEIVE_DIAGNOSTIC    0x1c
  #define SEND_DIAGNOSTIC       0x1d
  #define ALLOW_MEDIUM_REMOVAL  0x1e
  #define SET_WINDOW            0x24
  #define READ_CAPACITY_10      0x25
  #define GET_WINDOW            0x25
  #define READ_10               0x28
  #define WRITE_10              0x2a
  #define SEND                  0x2a
  #define SEEK_10               0x2b
  #define LOCATE_10             0x2b
  #define POSITION_TO_ELEMENT   0x2b
  #define WRITE_VERIFY_10       0x2e
  #define VERIFY_10             0x2f
  #define SEARCH_HIGH           0x30
  #define SEARCH_EQUAL          0x31
  #define OBJECT_POSITION       0x31
  #define SEARCH_LOW            0x32
  #define SET_LIMITS            0x33
  #define PRE_FETCH             0x34
  #define READ_POSITION         0x34
  #define GET_DATA_BUFFER_STATUS 0x34
  #define SYNCHRONIZE_CACHE     0x35
  #define LOCK_UNLOCK_CACHE     0x36
  #define INITIALIZE_ELEMENT_STATUS_WITH_RANGE 0x37
  #define READ_DEFECT_DATA      0x37
  #define MEDIUM_SCAN           0x38
  #define COMPARE               0x39
  #define COPY_VERIFY           0x3a
  #define WRITE_BUFFER          0x3b
  #define READ_BUFFER           0x3c
  #define UPDATE_BLOCK          0x3d
  #define READ_LONG_10          0x3e
  #define WRITE_LONG_10         0x3f
  #define CHANGE_DEFINITION     0x40
  #define WRITE_SAME_10         0x41
  #define UNMAP                 0x42
  #define READ_TOC              0x43
  #define REPORT_DENSITY_SUPPORT 0x44
  #define GET_CONFIGURATION     0x46
  #define SANITIZE              0x48
  #define GET_EVENT_STATUS_NOTIFICATION 0x4a
  #define LOG_SELECT            0x4c
  #define LOG_SENSE             0x4d
  #define READ_DISC_INFORMATION 0x51
  #define RESERVE_TRACK         0x53
  #define MODE_SELECT_10        0x55
  #define RESERVE_10            0x56
  #define RELEASE_10            0x57
  #define MODE_SENSE_10         0x5a
  #define SEND_CUE_SHEET        0x5d
  #define PERSISTENT_RESERVE_IN 0x5e
  #define PERSISTENT_RESERVE_OUT 0x5f
  #define VARLENGTH_CDB         0x7f
  #define WRITE_FILEMARKS_16    0x80
  #define READ_REVERSE_16       0x81
  #define ALLOW_OVERWRITE       0x82
  #define EXTENDED_COPY         0x83
  #define ATA_PASSTHROUGH_16    0x85
  #define ACCESS_CONTROL_IN     0x86
  #define ACCESS_CONTROL_OUT    0x87
  #define READ_16               0x88
  #define COMPARE_AND_WRITE     0x89
  #define WRITE_16              0x8a
  #define WRITE_VERIFY_16       0x8e
  #define VERIFY_16             0x8f
  #define PRE_FETCH_16          0x90
  #define SPACE_16              0x91
  #define SYNCHRONIZE_CACHE_16  0x91
  #define LOCATE_16             0x92
  #define WRITE_SAME_16         0x93
  #define ERASE_16              0x93
  #define SERVICE_ACTION_IN_16  0x9e
  #define WRITE_LONG_16         0x9f
  #define REPORT_LUNS           0xa0
  #define ATA_PASSTHROUGH_12    0xa1
  #define MAINTENANCE_IN        0xa3
  #define MAINTENANCE_OUT       0xa4
  #define MOVE_MEDIUM           0xa5
  #define EXCHANGE_MEDIUM       0xa6
  #define SET_READ_AHEAD        0xa7
  #define READ_12               0xa8
  #define WRITE_12              0xaa
  #define SERVICE_ACTION_IN_12  0xab
  #define ERASE_12              0xac
  #define READ_DVD_STRUCTURE    0xad
  #define WRITE_VERIFY_12       0xae
  #define VERIFY_12             0xaf
  #define SEARCH_HIGH_12        0xb0
  #define SEARCH_EQUAL_12       0xb1
  #define SEARCH_LOW_12         0xb2
  #define READ_ELEMENT_STATUS   0xb8
  #define SEND_VOLUME_TAG       0xb6
  #define READ_DEFECT_DATA_12   0xb7
  #define SET_CD_SPEED          0xbb
  #define MECHANISM_STATUS      0xbd
  #define READ_CD               0xbe
  #define SEND_DVD_STRUCTURE    0xbf
  
  const char *scsi_command_name(uint8_t cmd);
  
  /*
   * SERVICE ACTION IN subcodes
   */
  #define SAI_READ_CAPACITY_16  0x10
  
  /*
   * READ POSITION service action codes
   */
  #define SHORT_FORM_BLOCK_ID  0x00
  #define SHORT_FORM_VENDOR_SPECIFIC 0x01
  #define LONG_FORM            0x06
  #define EXTENDED_FORM        0x08
  
  /*
   *  SAM Status codes
   */
  
  #define GOOD                 0x00
  #define CHECK_CONDITION      0x02
  #define CONDITION_GOOD       0x04
  #define BUSY                 0x08
  #define INTERMEDIATE_GOOD    0x10
  #define INTERMEDIATE_C_GOOD  0x14
  #define RESERVATION_CONFLICT 0x18
  #define COMMAND_TERMINATED   0x22
  #define TASK_SET_FULL        0x28
  #define ACA_ACTIVE           0x30
  #define TASK_ABORTED         0x40
  
  #define STATUS_MASK          0x3e
  
  /*
   *  SENSE KEYS
   */
  
  #define NO_SENSE            0x00
  #define RECOVERED_ERROR     0x01
  #define NOT_READY           0x02
  #define MEDIUM_ERROR        0x03
  #define HARDWARE_ERROR      0x04
  #define ILLEGAL_REQUEST     0x05
  #define UNIT_ATTENTION      0x06
  #define DATA_PROTECT        0x07
  #define BLANK_CHECK         0x08
  #define COPY_ABORTED        0x0a
  #define ABORTED_COMMAND     0x0b
  #define VOLUME_OVERFLOW     0x0d
  #define MISCOMPARE          0x0e
  
  
  /*
   *  DEVICE TYPES
   */
  
  #define TYPE_DISK           0x00
  #define TYPE_TAPE           0x01
  #define TYPE_PRINTER        0x02
  #define TYPE_PROCESSOR      0x03    /* HP scanners use this */
  #define TYPE_WORM           0x04    /* Treated as ROM by our system */
  #define TYPE_ROM            0x05
  #define TYPE_SCANNER        0x06
  #define TYPE_MOD            0x07    /* Magneto-optical disk -
  				     * - treated as TYPE_DISK */
  #define TYPE_MEDIUM_CHANGER 0x08
  #define TYPE_STORAGE_ARRAY  0x0c    /* Storage array device */
  #define TYPE_ENCLOSURE      0x0d    /* Enclosure Services Device */
  #define TYPE_RBC            0x0e    /* Simplified Direct-Access Device */
  #define TYPE_OSD            0x11    /* Object-storage Device */
  #define TYPE_WLUN           0x1e    /* Well known LUN */
  #define TYPE_NOT_PRESENT    0x1f
  #define TYPE_INACTIVE       0x20
  #define TYPE_NO_LUN         0x7f
  
  /* Mode page codes for mode sense/set */
  #define MODE_PAGE_R_W_ERROR                   0x01
  #define MODE_PAGE_HD_GEOMETRY                 0x04
  #define MODE_PAGE_FLEXIBLE_DISK_GEOMETRY      0x05
  #define MODE_PAGE_CACHING                     0x08
  #define MODE_PAGE_AUDIO_CTL                   0x0e
  #define MODE_PAGE_POWER                       0x1a
  #define MODE_PAGE_FAULT_FAIL                  0x1c
  #define MODE_PAGE_TO_PROTECT                  0x1d
  #define MODE_PAGE_CAPABILITIES                0x2a
  #define MODE_PAGE_ALLS                        0x3f
  /* Not in Mt. Fuji, but in ATAPI 2.6 -- deprecated now in favor
   * of MODE_PAGE_SENSE_POWER */
  #define MODE_PAGE_CDROM                       0x0d
  
  /* Event notification classes for GET EVENT STATUS NOTIFICATION */
  #define GESN_NO_EVENTS                0
  #define GESN_OPERATIONAL_CHANGE       1
  #define GESN_POWER_MANAGEMENT         2
  #define GESN_EXTERNAL_REQUEST         3
  #define GESN_MEDIA                    4
  #define GESN_MULTIPLE_HOSTS           5
  #define GESN_DEVICE_BUSY              6
  
  /* Event codes for MEDIA event status notification */
  #define MEC_NO_CHANGE                 0
  #define MEC_EJECT_REQUESTED           1
  #define MEC_NEW_MEDIA                 2
  #define MEC_MEDIA_REMOVAL             3 /* only for media changers */
  #define MEC_MEDIA_CHANGED             4 /* only for media changers */
  #define MEC_BG_FORMAT_COMPLETED       5 /* MRW or DVD+RW b/g format completed */
  #define MEC_BG_FORMAT_RESTARTED       6 /* MRW or DVD+RW b/g format restarted */
  
  #define MS_TRAY_OPEN                  1
  #define MS_MEDIA_PRESENT              2
  
  /*
   * Based on values from <linux/cdrom.h> but extending CD_MINS
   * to the maximum common size allowed by the Orange's Book ATIP
   *
   * 90 and 99 min CDs are also available but using them as the
   * upper limit reduces the effectiveness of the heuristic to
   * detect DVDs burned to less than 25% of their maximum capacity
   */
  
  /* Some generally useful CD-ROM information */
  #define CD_MINS                       80 /* max. minutes per CD */
  #define CD_SECS                       60 /* seconds per minute */
  #define CD_FRAMES                     75 /* frames per second */
  #define CD_FRAMESIZE                2048 /* bytes per frame, "cooked" mode */
  #define CD_MAX_BYTES       (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE)
  #define CD_MAX_SECTORS     (CD_MAX_BYTES / 512)
  
  /*
   * The MMC values are not IDE specific and might need to be moved
   * to a common header if they are also needed for the SCSI emulation
   */
  
  /* Profile list from MMC-6 revision 1 table 91 */
  #define MMC_PROFILE_NONE                0x0000
  #define MMC_PROFILE_CD_ROM              0x0008
  #define MMC_PROFILE_CD_R                0x0009
  #define MMC_PROFILE_CD_RW               0x000A
  #define MMC_PROFILE_DVD_ROM             0x0010
  #define MMC_PROFILE_DVD_R_SR            0x0011
  #define MMC_PROFILE_DVD_RAM             0x0012
  #define MMC_PROFILE_DVD_RW_RO           0x0013
  #define MMC_PROFILE_DVD_RW_SR           0x0014
  #define MMC_PROFILE_DVD_R_DL_SR         0x0015
  #define MMC_PROFILE_DVD_R_DL_JR         0x0016
  #define MMC_PROFILE_DVD_RW_DL           0x0017
  #define MMC_PROFILE_DVD_DDR             0x0018
  #define MMC_PROFILE_DVD_PLUS_RW         0x001A
  #define MMC_PROFILE_DVD_PLUS_R          0x001B
  #define MMC_PROFILE_DVD_PLUS_RW_DL      0x002A
  #define MMC_PROFILE_DVD_PLUS_R_DL       0x002B
  #define MMC_PROFILE_BD_ROM              0x0040
  #define MMC_PROFILE_BD_R_SRM            0x0041
  #define MMC_PROFILE_BD_R_RRM            0x0042
  #define MMC_PROFILE_BD_RE               0x0043
  #define MMC_PROFILE_HDDVD_ROM           0x0050
  #define MMC_PROFILE_HDDVD_R             0x0051
  #define MMC_PROFILE_HDDVD_RAM           0x0052
  #define MMC_PROFILE_HDDVD_RW            0x0053
  #define MMC_PROFILE_HDDVD_R_DL          0x0058
  #define MMC_PROFILE_HDDVD_RW_DL         0x005A
  #define MMC_PROFILE_INVALID             0xFFFF
  
  #endif
  